A port is a numeric identifier for software that runs on a computer, like Web server or email server software. When a port is open, it's accepting connections from the outside world. It's not uncommon ...

Users of the new Apple MacBook laptops with limited USB-C ports know how important port hubs are to increase the capacity of connections. They can include Ethernet ports, memory card readers, USB-A ...

In normal language, a port is where ships anchor/dock and planes land. They then proceed with their journey as per schedule. In Information Technology lingo, ports are hardware and software (called ...

Editor’s note: While Jim Coates enjoys his well-earned vacation, we’re rerunning a few often-asked questions from his recent columns. Q. I am considering purchasing a digital camera and find that ...

Though Firewalls are necessary when your computer is connected to the Internet, they can cause problems trying to get Internet aware programs working properly. For example, if you wanted to host a ...

A router's wide area network (WAN) port acts as its gateway to other networks, providing an interface for the router to send outgoing traffic over. Computers should not be connected to a router's WAN ...